Stadium: Court 8 Round: 25 Ground: Clay
| Challenger Braunschweig Qual | 2018/07/07 09:55 | Stefan Seifert v Alejo Vilaro | 6-1,3-6,6-3 |
| ITF M25 Chiswick | 2019/08/09 12:35 | Jurij Rodionov v Stefan Seifert | 6-4,6-4 |
| ITF M25 Chiswick | 2019/08/08 09:00 | Maxime Pauwels v Stefan Seifert | 5-7,2-6 |
| ITF M25 Chiswick | 2019/08/07 09:00 | Stefan Seifert v Francesco Vilardo | 6-3,6-1 |
| ITF M25 Chiswick | 2019/08/05 18:00 | Stefan Seifert v Michael Shaw | 6-2,6-7,10-7 |
| ITF M25 Chiswick | 2019/08/05 11:00 | Stefan Seifert v Alexander Jhun | 6-2,6-0 |
| ITF Greece F8 | 2018/11/15 08:00 | Stefan Seifert v Austin Rapp | 0-6,2-6 |
| ITF Greece F8 | 2018/11/13 09:25 | Stefan Seifert v Constantinos Papavasiliou | 6-0,6-1 |
| ITF Germany F16 | 2018/10/25 12:45 | Stefan Seifert v Evgeny Tyurnev | 5-7,4-6 |
| ITF - M15 Lambermont | 2019/08/23 11:30 | Alejo Vilaro v Arnaud Bovy | 2-6,7-5,3-6 |
| ITF - M15 Lambermont | 2019/08/22 10:00 | Alejo Vilaro v Paul Valsecchi | 6-0,6-2 |
| ITF - M15 Lambermont | 2019/08/21 11:00 | Sebastian Prechtel v Alejo Vilaro | 4-6,5-7 |
| ITF - M15 Trier | 2019/08/14 11:10 | Alejo Vilaro v Dominik Boehler | 3-6,4-6 |
| ITF - M15 Trier | 2019/08/13 15:20 | Alejo Vilaro v Sebastian Eguez | 6-2,6-3 |
| ITF M15 Wetzlar | 2019/08/06 08:00 | Kai Wehnelt v Alejo Vilaro | 2-6,6-0,6-4 |
| ITF - M15 Xativa | 2019/08/01 13:45 | Alex Martinez v Alejo Vilaro | 2-6,6-3,6-4 |
| ITF - M15 Xativa | 2019/07/30 14:00 | Alejo Vilaro v Sheil Kotecha | 6-2,6-3 |